QUIDEL CORP's ticker is QDEL and the CUSIP is 74838J101. A total of 6 filers reported holding QUIDEL CORP in Q2 2022. The put-call ratio across all filers is - and the average weighting 0.8%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $6,000 | +200.0% | 55 | +205.6% | 0.00% | – |
| Q4 2021 | $2,000 | -66.7% | 18 | -60.0% | 0.00% | -100.0% |
| Q3 2021 | $6,000 | 0.0% | 45 | -2.2% | 0.00% | 0.0% |
| Q2 2021 | $6,000 | +20.0% | 46 | +9.5% | 0.00% | 0.0% |
| Q1 2021 | $5,000 | -16.7% | 42 | +31.2% | 0.00% | 0.0% |
| Q4 2020 | $6,000 | -68.4% | 32 | -63.2% | 0.00% | -75.0% |
| Q3 2020 | $19,000 | – | 87 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,795,462 | $393,889,000 | 51.91% |
| Birchview Capital, LP | 117,288 | $25,730,000 | 8.60% |
| Asymmetry Capital Management, L.P. | 39,314 | $8,625,000 | 5.54% |
| Trellus Management Company, LLC | 19,000 | $4,168,000 | 4.27% |
| Brown Capital Management | 2,305,481 | $505,776,000 | 4.19% |
| Trellus Management Company, LLC | 16,910 | $3,710,000 | 3.80% |
| Cannell & Co. | 460,146 | $100,947,000 | 3.71% |
| Soleus Capital Management, L.P. | 30,751 | $6,746,000 | 3.58% |
| GAGNON SECURITIES LLC | 57,725 | $12,664,000 | 2.70% |
| Parian Global Management LP | 30,800 | $6,757,000 | 2.14% |